package com.jiajia;

/**
 *
 * 为什么要了解字节码？
 *      了解代码的细节
 * @author : zjj
 * @date : 2022/5/11 17:44
 */
public class Demo01Integer {

    public static void main(String[] args) {

        Integer x = 5;
        int y = 5;
        System.out.println(x == y);

        Integer i1 = 10;
        Integer i2 = 10;
        System.out.println(i1 == i2);//true

        Integer i3 = 128;
        Integer i4 = 128;
        System.out.println(i3 == i4);//false

    }
}
